afghanistan last year. surely chambers lost all four of her children to gunshots. >> i never imagined i would lose all four of my children. i did the best i could. >> most are young, black, and trapped in the blinding poverty of the southwest side. >> they kill men, and this is not for real, right i am not even going to, like, acknowledge that statement. >> she gathered nearly 50,000 signatures urging the president to come home and address the war in his city's. >> i hope he speaks openly, honestly, and broadly -- and bluntly about the root causes of gun violence in chicago. >> the president comes to chicago to talk about his plan to ban assault weapons and expand background checks. residents say that may have made a difference in connecticut and colorado.